In an experiment, researchers exposed half the children to 2 hours of violence on television every day for a month and made sure the other half saw no violence on television at all. At the end of the month, they measured the aggressiveness in the children. The fact that the researchers arranged for some children to watch violence on television and for others to not do so is an example of:
A) matched pairs.
B) matched samples.
C) correlation.
D) manipulation.
D) manipulation.
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What can be done to improve the credibility of the testimony of a child? a. Question the child many times to make sure the child is convinced of the events
b. Convince the child that the people asking her questions are important people who are only trying to help her remember what happened. c. Use questions that test a number of different explanations concerning the event. d. There is no need to improve credibility, since the memories of children are actually less fragile than the memories of adults.
During the first year of life, body weight can be expected to
A. stay relatively stable B. double C. triple D. quadruple
The enhanced efficiency in a synapse after brief rapid stimulation that makes up learning is called
a. short-term potentiation. c. synaptic transmission. b. long-term potentiation. d. action potential.
The learning process studied in the Skinner box is known as:
a. social learning. b. higher-order conditioning. c. cognitive learning. d. operant conditioning.